What is the main difference between Haze and Vietnamese Black?

Haze is a Sativa strain (20% Indica / 80% Sativa) with THC levels of 14–23%, while Vietnamese Black is a Sativa strain (0% Indica / 100% Sativa) with THC levels of 24–25%.

Which strain has higher THC — Haze or Vietnamese Black?

Vietnamese Black has higher THC at 24–25%, compared to Haze at 14–23%.

Is Haze or Vietnamese Black easier to grow?

Haze has moderate growing difficulty with a 10-12-week flowering period, while Vietnamese Black has moderate difficulty with a 10-12-week flowering period.

What effects does Haze have compared to Vietnamese Black?

Haze produces energetic, creative, uplifting, euphoric, social effects, ideal for morning use. Vietnamese Black produces euphoric, focus, uplifting effects, best for morning use.

What terpenes are in Haze and Vietnamese Black?

Haze features Myrcene, giving it citrus, herb, spicy flavors. Vietnamese Black features Terpinolene, Pinene, Limonene, with citrus, herb, spicy flavors.

Which medical conditions can Haze and Vietnamese Black help with?

Haze may help with add/adhd, arthritis, chronic pain, depression, fatigue, loss of appetite, migraines, nausea, ptsd, stress, anxiety. Vietnamese Black may help with arthritis, depression, fatigue, migraines, stress, pain. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Haze

Sativa — THC 23%

Vietnamese Black

Sativa — THC 25%

Potency, effects, terpenes, flavors, growing difficulty, and medical uses — compared side by side.

Home/Strain Comparisons/Haze vs Vietnamese Black

Quick Verdict

Who wins in each category?

⚡

Potency

Vietnamese Black

🏥

Medical

Haze

🌱

Growing

Tie

🍋

Flavor

Vietnamese Black

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Haze

Vietnamese Black

Effect Matchup

Side-by-side effect intensity — bars show relative prominence

Haze

Effect

Vietnamese Black

68%

Euphoric

100%

77%

Uplifting

77%

100%

Energetic

88%

Creative

60%

Social

Focus

88%

2 shared effects highlighted

Haze — Potency

THC0%

CBD0%

Potency LevelModerate

Vietnamese Black — Potency

THC0%

CBD0%

Potency LevelStrong

Colombian x Mexican x Thai x South IndianHaze

Indica 20%Sativa 80%

Vietnamese LandraceVietnamese Black

Indica 0%Sativa 100%

Side-by-Side Specs

Green highlight indicates the superior value

Haze

Profile Comparison

Shared (2)

UpliftingEuphoric

Only Haze (3)

EnergeticCreativeSocial

Only Vietnamese Black (1)

Focus

Possible Side Effects

Shared

Dizzy

Only Haze

ParanoidAnxious

Only Vietnamese Black

Dry mouthDry eyes

Growing Guide Comparison

Haze

DifficultyModerate

Flowering10-12 weeks

HarvestLate October

Indoor YieldMedium

Outdoor YieldMedium to High

Indoor HeightTall

Outdoor HeightTall

Plant StructureTall and Stretchy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateWarm, Mediterranean

Vietnamese Black

DifficultyModerate

Flowering10-12 weeks

HarvestLate October

Indoor YieldMedium

Outdoor YieldMedium to High

Indoor HeightTall

Outdoor HeightTall

Plant StructureTall and Stretchy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateWarm, Mediterranean

About These Strains

Haze

Sativa 20/80 — THC 14–23%

Haze is perhaps one of the most popular strains in the cannabis community. It is a sativa dominant hybrid strain with a 20:80 indica/sativa ratio.

Considering its effects, it has been used to create several other highly potent and famous hybrid strains.

Vietnamese Black

Sativa 0/100 — THC 24–25%

Vietnamese Black is a rare 100% pure sativa strain that is native to regions of Vietnam. If you’re looking for a classic sativa to help get you up and going for a busy day ahead without the paranoia or anxiety that can sometimes come with it, Vietnamese Black is it.

This bud has a deeply relaxing and lifted high that is perfect for a wake-and-bake when you need a little lift without all the drama.

Which One Is Right for You?

Haze and Vietnamese Black are both excellent strains with distinct characteristics. Haze is a Sativa with 14–23% THC, while Vietnamese Black is a Sativa with 24–25% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Haze

Choose Haze if you want broader medical applications. Haze is perhaps one of the most popular strains in the cannabis community.

Choose Vietnamese Black

Choose Vietnamese Black if you want higher THC potency. Vietnamese Black is a rare 100% pure sativa strain that is native to regions of Vietnam.

Frequently Asked Questions

Common questions about Haze vs Vietnamese Black

Medical Disclaimer

The information on this page is for educational purposes only and is not intended as medical advice. Cannabis affects everyone differently. Consult a qualified healthcare professional before using cannabis for any medical condition. Effects, potency, and medical benefits may vary. Do not use cannabis if pregnant, nursing, or under the legal age in your jurisdiction.

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